摘要： What's the matter they still haven't answered the telegram? A. when B. that C. though D. however
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What's the matter _____ they still haven't answered the telegram?
A. when B. that C. though D. however
查看习题详情和答案>>What's the matter _____ they still haven't answered the telegram?
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A．when |
B．that |
C．though |
D．however |
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